Patents by Inventor Saskia A. C. Hanneman

Saskia A. C. Hanneman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of and device for determining the charge condition of a battery
    Patent number: 6420851
    Abstract: A method is described for determining the charge condition of a battery (1), wherein the electromotive force (VEMF) is derived from measurements of the terminal voltage in a loaded condition, and the charge condition (Q) is determined with the aid of a pre-calculated relationship between (VEMF) and the charge condition (Q) on the basis of the (VEMF) thus calculated.
    Type: Grant
    Filed: April 4, 2000
    Date of Patent: July 16, 2002
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Franciscus A. C. M. Schoofs, Wanda S. Kruijt, Robert E. F. Einerhand, Saskia A. C. Hanneman, Hendrik J. Bergveld